237880280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4127}}^1$

素因数の和:4280

約数の個数: 64

約数和(自身を含む): 588487680

約数和(自身を除く): 350607400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 440, 524, 655, 1048, 1310, 1441, 2620, 2882, 4127, 5240, 5764, 7205, 8254, 11528, 14410, 16508, 20635, 28820, 33016, 41270, 45397, 57640, 82540, 90794, 165080, 181588, 226985, 363176, 453970, 540637, 907940, 1081274, 1815880, 2162548, 2703185, 4325096, 5406370, 5947007, 10812740, 11894014, 21625480, 23788028, 29735035, 47576056, 59470070, 118940140, 237880280]

約数ペア:

[(1, 237880280), (2, 118940140), (4, 59470070), (5, 47576056), (8, 29735035), (10, 23788028), (11, 21625480), (20, 11894014), (22, 10812740), (40, 5947007), (44, 5406370), (55, 4325096), (88, 2703185), (110, 2162548), (131, 1815880), (220, 1081274), (262, 907940), (440, 540637), (524, 453970), (655, 363176), (1048, 226985), (1310, 181588), (1441, 165080), (2620, 90794), (2882, 82540), (4127, 57640), (5240, 45397), (5764, 41270), (7205, 33016), (8254, 28820), (11528, 20635), (14410, 16508)]